[(/goes with 1), when Steve looks over, he'll find that it's Korra curling up next to him - at first, she seems relaxed, or at least like she's dreaming, but after a few moments, her shoulders are starting to tense up and her expression looks less relaxed-sleep and more concerned, with a furrowed brow. She's sleeping deep enough that immediately trying to wake her up won't work at first, just produce a few sleepy mumbles from her]
[The sounds stop sounding sleepy soon enough, though, sounding more distressed as her dream - or nightmare, as it's pretty obvious at this point - grows more detailed and vivid. And dragging up some bad memories on top of that.]